linux_dsm_epyc7002/arch/arm/boot/dts/sama5d3xcm_cmp.dtsi

/*
 * sama5d3xcm_cmp.dtsi - Device Tree Include file for SAMA5D36 CMP CPU Module
 *
 *  Copyright (C) 2016 Atmel,
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/ {
	compatible = "atmel,sama5d3xcm-cmp", "atmel,sama5d3", "atmel,sama5";

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory {
		reg = <0x20000000 0x20000000>;
	};

	clocks {
		slow_xtal {
			clock-frequency = <32768>;
		};

		main_xtal {
			clock-frequency = <12000000>;
		};
	};

	ahb {
		apb {
			spi0: spi@f0004000 {
				cs-gpios = <&pioD 13 0>, <0>, <0>, <0>;
			};

			macb0: ethernet@f0028000 {
				phy-mode = "rgmii";
				#address-cells = <1>;
				#size-cells = <0>;

				ethernet-phy@1 {
					reg = <0x1>;
					interrupt-parent = <&pioB>;
					interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
					txen-skew-ps = <800>;
					txc-skew-ps = <3000>;
					rxdv-skew-ps = <400>;
					rxc-skew-ps = <3000>;
					rxd0-skew-ps = <400>;
					rxd1-skew-ps = <400>;
					rxd2-skew-ps = <400>;
					rxd3-skew-ps = <400>;
				};

				ethernet-phy@7 {
					reg = <0x7>;
					interrupt-parent = <&pioB>;
					interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
					txen-skew-ps = <800>;
					txc-skew-ps = <3000>;
					rxdv-skew-ps = <400>;
					rxc-skew-ps = <3000>;
					rxd0-skew-ps = <400>;
					rxd1-skew-ps = <400>;
					rxd2-skew-ps = <400>;
					rxd3-skew-ps = <400>;
				};
			};

			i2c1: i2c@f0018000 {
				pmic: act8865@5b {
					compatible = "active-semi,act8865";
					reg = <0x5b>;
					status = "disabled";

					regulators {
						vcc_1v8_reg: DCDC_REG1 {
							regulator-name = "VCC_1V8";
							regulator-min-microvolt = <1800000>;
							regulator-max-microvolt = <1800000>;
							regulator-always-on;
						};

						vcc_1v2_reg: DCDC_REG2 {
							regulator-name = "VCC_1V2";
							regulator-min-microvolt = <1100000>;
							regulator-max-microvolt = <1300000>;
							regulator-always-on;
						};

						vcc_3v3_reg: DCDC_REG3 {
							regulator-name = "VCC_3V3";
							regulator-min-microvolt = <3300000>;
							regulator-max-microvolt = <3300000>;
							regulator-always-on;
						};

						vddana_reg: LDO_REG1 {
							regulator-name = "VDDANA";
							regulator-min-microvolt = <3300000>;
							regulator-max-microvolt = <3300000>;
							regulator-always-on;
						};

						vddfuse_reg: LDO_REG2 {
							regulator-name = "FUSE_2V5";
							regulator-min-microvolt = <2500000>;
							regulator-max-microvolt = <2500000>;
						};
					};
				};
			};
		};

		ebi: ebi@10000000 {
			pinctrl-0 = <&pinctrl_ebi_nand_addr>;
			pinctrl-names = "default";
			status = "okay";

			nand_controller: nand-controller {
				status = "okay";

				nand@3 {
					reg = <0x3 0x0 0x2>;
					atmel,rb = <0>;
					nand-bus-width = <8>;
					nand-ecc-mode = "hw";
					nand-ecc-strength = <4>;
					nand-ecc-step-size = <512>;
					nand-on-flash-bbt;
					label = "atmel_nand";

					partitions {
						compatible = "fixed-partitions";
						#address-cells = <1>;
						#size-cells = <1>;

						at91bootstrap@0 {
							label = "at91bootstrap";
							reg = <0x0 0x40000>;
						};

						bootloader@40000 {
							label = "bootloader";
							reg = <0x40000 0x80000>;
						};

						bootloaderenv@c0000 {
							label = "bootloader env";
							reg = <0xc0000 0xc0000>;
						};

						dtb@180000 {
							label = "device tree";
							reg = <0x180000 0x80000>;
						};

						kernel@200000 {
							label = "kernel";
							reg = <0x200000 0x600000>;
						};

						rootfs@800000 {
							label = "rootfs";
							reg = <0x800000 0x0f800000>;
						};
					};
				};
			};
		};
	};

	leds {
		compatible = "gpio-leds";

		d2 {
			label = "d2";
			gpios = <&pioE 25 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
		};
	};
};